WHAT?!
I’ve never heard of at least 5 of those supposed issurim. Not that that really counts for much, because I’m not some lomdish guy, but still!
I’ve seen many respected rebbetzins walking around with their hands behind ther back…
Oh, and my eight month old nephew had the lovely experience of admiring his adorable visage in the mirror long before his teeth grew in!
I do remember learning about not cutting nails on Thursday- if I remember correctly, that’s just a good thing to do, not an aveira. I might be wrong about that, though…
I feel like some of these (if not most of them) are just superstitions from the Dark Ages that somehow got passed on to the next generation as halacha.
Once we’re on the topic, I heard something about it being dangerous to drink an even number of cups of wine. Anyone have a source for this?